# SN74HC07DR

**lingxingic** · Buffers, Drivers, Receivers, Transceivers · SOP-14

SN74HC07DR from lingxingic, in a SOP-14. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | 1A | input | Data input of gate 1, with the input voltage range stated as 0 V to VCC. |
| 2 | 1Y | output | Open-drain data output of gate 1 that requires an external pull-up resistor to operate correctly. |
| 3 | 2A | input | Data input of gate 2, with the input voltage range stated as 0 V to VCC. |
| 4 | 2Y | output | Open-drain data output of gate 2 that requires an external pull-up resistor to operate correctly. |
| 5 | 3A | input | Data input of gate 3, with the input voltage range stated as 0 V to VCC. |
| 6 | 3Y | output | Open-drain data output of gate 3 that requires an external pull-up resistor to operate correctly. |
| 7 | GND | power_in | Ground reference, 0 V. |
| 8 | 4Y | output | Open-drain data output of gate 4 that requires an external pull-up resistor to operate correctly. |
| 9 | 4A | input | Data input of gate 4, with the input voltage range stated as 0 V to VCC. |
| 10 | 5Y | output | Open-drain data output of gate 5 that requires an external pull-up resistor to operate correctly. |
| 11 | 5A | input | Data input of gate 5, with the input voltage range stated as 0 V to VCC. |
| 12 | 6Y | output | Open-drain data output of gate 6 that requires an external pull-up resistor to operate correctly. |
| 13 | 6A | input | Data input of gate 6, with the input voltage range stated as 0 V to VCC. |
| 14 | VCC | power_in | Supply voltage; recommended 2.0 V to 6.0 V for SN74HC07 and 4.5 V to 5.5 V for SN74HCT07, with an absolute maximum of 7.0 V. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | lingxingic |
| Package | SOP-14 |
| Category | Logic |
| Pins | 14 |

## CAD (KiCad official)

- Symbol: `SN74HC07DR`
- Footprint: `Package_SO:SOIC-14_3.9x8.7mm_P1.27mm`
- 3D model: SOP-14 (KiCad packages3D, STEP)
- 3D model files: `sn74hc07dr-etched.step` / `sn74hc07dr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sn74hc07dr.step` / `sn74hc07dr.glb` are the bare package body.

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [lingxingic datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603392378623844352) (16 pp, sha256 `f65ae4dce2c7c421`, retrieved 2026-10-09, tier: lcsc)
- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).

[Datasheet PDF](docs/sn74hc07dr-datasheet.pdf)